Humidity Indicator Card 6 Spots 10-60% Blue to Pink

WiseHIC Humidity Indicator Card is a kind of accurate and convenient humidity testing means and precisely shows the humidity rate in a closed environment, designed especially for industrial use. It has a wide moisture test range and the color on indicating point is reversible. Through the color change of the indicating dots on the card, it is easy to clearly observe the relative humidity inside the packaging. It is only simple in operation, but also low in cost,making it an important auxiliary tool for moisture proof packaging. In order to meet different requirements, Wisepac has developed varieties of humidity indicators. Obvious Color Change (Blue to Pink)-Blue to Pink color change is very apparent. Manage the quality if raw material strictly and test each batch to ensure every card absorb enough reagent, in order to show color changes more accurately. Specialized formula for reagent to ensure the accuracy of the indicating. Reversible Color On Indicating Point & High Accuracy at